Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * include/asm-arm/arch-omap/entry-macro.S |
| 3 | * |
| 4 | * Low-level IRQ helper macros for OMAP-based platforms |
| 5 | * |
| 6 | * This file is licensed under the terms of the GNU General Public |
| 7 | * License version 2. This program is licensed "as is" without any |
| 8 | * warranty of any kind, whether express or implied. |
| 9 | */ |
| 10 | |
Tony Lindgren | 9839c6b | 2005-09-07 17:20:27 +0100 | [diff] [blame] | 11 | #if defined(CONFIG_ARCH_OMAP1) |
| 12 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 13 | .macro disable_fiq |
| 14 | .endm |
| 15 | |
| 16 | .macro get_irqnr_and_base, irqnr, irqstat, base, tmp |
| 17 | ldr \base, =IO_ADDRESS(OMAP_IH1_BASE) |
| 18 | ldr \irqnr, [\base, #IRQ_ITR_REG_OFFSET] |
| 19 | ldr \tmp, [\base, #IRQ_MIR_REG_OFFSET] |
| 20 | mov \irqstat, #0xffffffff |
| 21 | bic \tmp, \irqstat, \tmp |
| 22 | tst \irqnr, \tmp |
| 23 | beq 1510f |
| 24 | |
| 25 | ldr \irqnr, [\base, #IRQ_SIR_FIQ_REG_OFFSET] |
| 26 | cmp \irqnr, #0 |
| 27 | ldreq \irqnr, [\base, #IRQ_SIR_IRQ_REG_OFFSET] |
| 28 | cmpeq \irqnr, #INT_IH2_IRQ |
| 29 | ldreq \base, =IO_ADDRESS(OMAP_IH2_BASE) |
| 30 | ldreq \irqnr, [\base, #IRQ_SIR_IRQ_REG_OFFSET] |
| 31 | addeqs \irqnr, \irqnr, #32 |
| 32 | 1510: |
| 33 | .endm |
| 34 | |
Tony Lindgren | 9839c6b | 2005-09-07 17:20:27 +0100 | [diff] [blame] | 35 | #elif defined(CONFIG_ARCH_OMAP24XX) |
| 36 | |
| 37 | #include <asm/arch/omap24xx.h> |
| 38 | |
| 39 | .macro disable_fiq |
| 40 | .endm |
| 41 | |
| 42 | .macro get_irqnr_and_base, irqnr, irqstat, base, tmp |
| 43 | ldr \base, =VA_IC_BASE |
| 44 | ldr \irqnr, [\base, #0x98] /* IRQ pending reg 1 */ |
| 45 | cmp \irqnr, #0x0 |
| 46 | bne 2222f |
| 47 | ldr \irqnr, [\base, #0xb8] /* IRQ pending reg 2 */ |
| 48 | cmp \irqnr, #0x0 |
| 49 | bne 2222f |
| 50 | ldr \irqnr, [\base, #0xd8] /* IRQ pending reg 3 */ |
| 51 | cmp \irqnr, #0x0 |
| 52 | 2222: |
| 53 | ldrne \irqnr, [\base, #IRQ_SIR_IRQ] |
| 54 | |
| 55 | .endm |
| 56 | |
| 57 | .macro irq_prio_table |
| 58 | .endm |
| 59 | |
| 60 | #endif |